Properties of the Number -458

Four Hundred Fifty-Eight

Basics

Value: -459 → -458 → -457

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 229

Divisors: 1, 2, 229, 458

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111001010

Octal: -712

Duodecimal: -322

Hexadecimal: -1ca

Square: 209764

Square Root: 21.400934559032695

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Expansion of (1-x-x^N)/((1-x)(1-x²)(1-x³)...(1-x^N)) for N = 6. A60025

a(n) = n - 2^{sum of digits of n}. A328882

McKay-Thompson series of class 46A for the Monster group with a(0) = -1. A132322

a(1) = 1; a(n) = -∑_k=2..n k³ * a(floor(n/k)). A360658

McKay-Thompson series of class 46A for the Monster group. A58688

Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A115216; by antidiagonals. A202868

G.f.: (1 - x/(1 - x²/(1 - x³/(1 - x⁴/(1 - ...))))) * (1 + x/(1 + x²/(1 + x³/(1 + x⁴/(1 + ...))))), a continued fraction. A285638

Triangle read by rows: T(n,k) = (-3)*T(n-1,k-1) + T(n,k-1) with T(2·m,0) = 0 and T(2·m+1,0) = (-2)^m. A292789

Second differences of A038580. A245175

G.f.: ∏_m>0 1/(1 + x^m + 2·x^2·m + 3·x^3·m). A290395